code: def test_event_handlers_with_decoration():
      engine = Engine(lambda e, b: b)
  
      def decorated(fun):
          @functools.wraps(fun)
          def wrapper(*args, **kwargs):
              return fun(*args, **kwargs)
  
          return wrapper
  
      values = []
  
      def foo():
          values.append("foo")
  
      @decorated
      def decorated_foo():
          values.append("decorated_foo")
  
      engine.add_event_handler(Events.EPOCH_STARTED, foo)
      engine.add_event_handler(Events.EPOCH_STARTED(every=2), foo)
      engine.add_event_handler(Events.EPOCH_STARTED, decorated_foo)
      engine.add_event_handler(
          Events.EPOCH_STARTED(every=2), decorated_foo
      )
  
      def foo_args(e):
          values.append("foo_args")
          values.append(e.state.iteration)
  
      @decorated
      def decorated_foo_args(e):
          values.append("decorated_foo_args")
          values.append(e.state.iteration)
  
      engine.add_event_handler(Events.EPOCH_STARTED, foo_args)
      engine.add_event_handler(Events.EPOCH_STARTED(every=2), foo_args)
      engine.add_event_handler(Events.EPOCH_STARTED, decorated_foo_args)
      engine.add_event_handler(
          Events.EPOCH_STARTED(every=2), decorated_foo_args
      )
  
      class Foo:
          def __init__(self):
              self.values = []
  
          def foo(self):
              self.values.append("foo")
  
          @decorated
          def decorated_foo(self):
              self.values.append("decorated_foo")
  
          def foo_args(self, e):
              self.values.append("foo_args")
              self.values.append(e.state.iteration)
  
          @decorated
          def decorated_foo_args(self, e):
              self.values.append("decorated_foo_args")
              self.values.append(e.state.iteration)
  
      foo = Foo()
  
      engine.add_event_handler(Events.EPOCH_STARTED, foo.foo)
      engine.add_event_handler(Events.EPOCH_STARTED(every=2), foo.foo)
      engine.add_event_handler(Events.EPOCH_STARTED, foo.decorated_foo)
      engine.add_event_handler(
          Events.EPOCH_STARTED(every=2), foo.decorated_foo
      )
      engine.add_event_handler(Events.EPOCH_STARTED, foo.foo_args)
      engine.add_event_handler(
          Events.EPOCH_STARTED(every=2), foo.foo_args
      )
      engine.add_event_handler(
          Events.EPOCH_STARTED, foo.decorated_foo_args
      )
      engine.add_event_handler(
          Events.EPOCH_STARTED(every=2), foo.decorated_foo_args
      )
  
      engine.run([0], max_epochs=2)
  
      assert values == foo.values
  
imports: import functools
  import gc
  from unittest.mock import call, create_autospec, MagicMock
  import pytest
  from pytest import raises
  from ignite.engine import Engine, Events, State
  from ignite.engine.events import EventsList
label_desc: Use image node_id 18 for calling a global function with example usage: test_event_handlers_with_decoration() and returns: wrapper, fun